/// <summary>
/// Populate the settings.
/// </summary>
/// <param name="prepareHandle">A handle to the prepare capture camera.</param>
/// <param name="captureType">The capture type</param>
/// <returns>
/// MLResult.Result will be <c>MLResult.Code.Ok</c> if the request completed successfully.
/// MLResult.Result will be <c>MLResult.Code.UnspecifiedFailure</c> if failed due to internal error.
/// MLResult.Result will be <c>MLResult.Code.InvalidParam</c> if an invalid parameter was provided.
/// MLResult.Result will be <c>MLResult.Code.PrivilegeDenied</c> if a required permission is missing.
/// </returns>
internal MLResult.Code PopulateSettings(ulong prepareHandle, MLCamera.CaptureType captureType)
{
MLResult.Code result = MLResult.Code.Ok;
this.prepareHandle = prepareHandle;
this.CaptureType = captureType;
result = MLCameraNativeBindings.MLCameraMetadataGetColorCorrectionModeRequestMetadata(this.prepareHandle, ref this.colorCorrectionMode);
if (!MLResult.IsOK(result))
{
MLPluginLog.ErrorFormat("MLCamera.CaptureSettings.PopulateSettings failed to get color correction mode. Reason: {0}", result);
return(result);
}
MLCameraNativeBindings.MLCameraMetadataRationalNative[] colorCorrectionTransform = new MLCameraNativeBindings.MLCameraMetadataRationalNative[9];
result = MLCameraNativeBindings.MLCameraMetadataGetColorCorrectionTransformRequestMetadata(this.prepareHandle, colorCorrectionTransform);
if (!MLResult.IsOK(result))
{
MLPluginLog.ErrorFormat("MLCamera.CaptureSettings.PopulateSettings failed to get color correction transform matrix. Reason: {0}", result);
return(result);
}
this.ColorCorrectionTransform = new MLCamera.ColorCorrectionTransform(
colorCorrectionTransform[0].ToFloat(),
colorCorrectionTransform[1].ToFloat(),
colorCorrectionTransform[2].ToFloat(),
colorCorrectionTransform[3].ToFloat(),
colorCorrectionTransform[4].ToFloat(),
colorCorrectionTransform[5].ToFloat(),
colorCorrectionTransform[6].ToFloat(),
colorCorrectionTransform[7].ToFloat(),
colorCorrectionTransform[8].ToFloat());
float[] colorCorrectionGains = new float[4];
result = MLCameraNativeBindings.MLCameraMetadataGetColorCorrectionGainsRequestMetadata(this.prepareHandle, colorCorrectionGains);
if (!MLResult.IsOK(result))
{
MLPluginLog.ErrorFormat("MLCamera.CaptureSettings.PopulateSettings failed to get color correction gains vector. Reason: {0}", result);
return(result);
}
// The order of this, red, greenEven, greenOdd, blue, was taken from the android developer site for the color corrections gain vector
// https://developer.android.com/reference/android/hardware/camera2/params/RggbChannelVector
this.ColorCorrectionGains = new MLCamera.ColorCorrectionGains(colorCorrectionGains[0], colorCorrectionGains[1], colorCorrectionGains[2], colorCorrectionGains[3]);
result = MLCameraNativeBindings.MLCameraMetadataGetColorCorrectionAberrationModeRequestMetadata(this.prepareHandle, ref this.colorCorrectionAberrationMode);
if (!MLResult.IsOK(result))
{
MLPluginLog.ErrorFormat("MLCamera.CaptureSettings.PopulateSettings failed to get color correction aberration mode. Reason: {0}", result);
return(result);
}
result = MLCameraNativeBindings.MLCameraMetadataGetControlAEAntibandingModeRequestMetadata(this.prepareHandle, ref this.controlAEAntibandingMode);
if (!MLResult.IsOK(result))
{
MLPluginLog.ErrorFormat("MLCamera.CaptureSettings.PopulateSettings failed to get control AE antibanding mode. Reason: {0}", result);
return(result);
}
result = MLCameraNativeBindings.MLCameraMetadataGetControlAEExposureCompensationRequestMetadata(this.prepareHandle, ref this.controlAECompensation);
if (!MLResult.IsOK(result))
{
MLPluginLog.ErrorFormat("MLCamera.CaptureSettings.PopulateSettings failed to get AE exposure compensation. Reason: {0}", result);
return(result);
}
result = MLCameraNativeBindings.MLCameraMetadataGetControlAELockRequestMetadata(this.prepareHandle, ref this.controlAELock);
if (!MLResult.IsOK(result))
{
MLPluginLog.ErrorFormat("MLCamera.CaptureSettings.PopulateSettings failed to get control AE lock. Reason: {0}", result);
return(result);
}
result = MLCameraNativeBindings.MLCameraMetadataGetControlAEModeRequestMetadata(this.prepareHandle, ref this.controlAEMode);
if (!MLResult.IsOK(result))
{
MLPluginLog.ErrorFormat("MLCamera.CaptureSettings.PopulateSettings failed to get control AE mode. Reason: {0}", result);
return(result);
}
int[] controlAETargetFPSRangeArray = new int[2];
result = MLCameraNativeBindings.MLCameraMetadataGetControlAETargetFPSRangeRequestMetadata(this.prepareHandle, controlAETargetFPSRangeArray);
if (!MLResult.IsOK(result))
{
MLPluginLog.ErrorFormat("MLCamera.CaptureSettings.PopulateSettings failed to get control AE Target FPS Range. Reason: {0}", result);
return(result);
}
this.ControlAETargetFPSRange = new MLCamera.ControlAETargetFPSRange(controlAETargetFPSRangeArray[0], controlAETargetFPSRangeArray[1]);
result = MLCameraNativeBindings.MLCameraMetadataGetControlAWBLockRequestMetadata(this.prepareHandle, ref this.controlAWBLock);
if (!MLResult.IsOK(result))
{
MLPluginLog.ErrorFormat("MLCamera.CaptureSettings.PopulateSettings failed to get control AWB Lock. Reason: {0}", result);
return(result);
}
result = MLCameraNativeBindings.MLCameraMetadataGetControlAWBModeRequestMetadata(this.prepareHandle, ref this.controlAWBMode);
if (!MLResult.IsOK(result))
{
MLPluginLog.ErrorFormat("MLCamera.CaptureSettings.PopulateSettings failed to get control AWB mode. Reason: {0}", result);
return(result);
}
result = MLCameraNativeBindings.MLCameraMetadataGetSensorExposureTimeRequestMetadata(this.prepareHandle, ref this.sensorExposureTime);
if (!MLResult.IsOK(result))
{
MLPluginLog.ErrorFormat("MLCamera.CaptureSettings.PopulateSettings failed to get sensor exposure time. Reason: {0}", result);
return(result);
}
result = MLCameraNativeBindings.MLCameraMetadataGetSensorSensitivityRequestMetadata(this.prepareHandle, ref this.sensorSensitivity);
if (!MLResult.IsOK(result))
{
MLPluginLog.ErrorFormat("MLCamera.CaptureSettings.PopulateSettings failed to get sensor sensitivity. Reason: {0}", result);
return(result);
}
int[] scalerCropRegionArray = new int[4];
result = MLCameraNativeBindings.MLCameraMetadataGetScalerCropRegionRequestMetadata(this.prepareHandle, scalerCropRegionArray);
if (!MLResult.IsOK(result))
{
MLPluginLog.ErrorFormat("MLCamera.CaptureSettings.PopulateSettings failed to get scaler crop region. Reason: {0}", result);
return(result);
}
this.ScalerCropRegion = new MLCamera.ScalerCropRegion(scalerCropRegionArray[0], scalerCropRegionArray[1], scalerCropRegionArray[2], scalerCropRegionArray[3]);
return(result);
}
